| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 2467 |
29.6%
|
| 1 | Yes | 5873 |
70.4%
|
| 88 | N/A | 0 | |
| 98 | 4 | ||
| 99 | 15 | ||
| Sysmiss | 769 |